OpenTechnical

OT-2026-000098297

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000098297) never changes.

Identity and time

Publication numberOT-2026-000098297 · never reused
Internal UUID01a0aea1-e964-767b-824a-515a7c1d4a8d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098297
StatusPUBLIC

Content hashes

Canonical textd9ff8549afd6cfaa980cbf2fe7482da78d1a53811eaa7570aaa2c977b4a4b605
Markdownc5f64000e5d9f3a0336010a785786dfe016c6e6fc127afd357699a54d68fefce
PDF
Publication page118305790cf3f7233b5c536ea271e90041e72e9d23bfe48ba64a805d67817b1e
Manifesteb790c654071a7b525175b507e82e9b12e1138bc4fedf9ce5e4e6588965603a8

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature4ffckol1enUGL5HqOtPc9cQl++Q+id2JRm76Hf+9RvPLA8qxZxxxfJcdnoRI3Ney6C/VhiqC8cZDYNUrR23SAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:29.956356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098297
observed 118305790cf3f7233b5c536ea271e900...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:29.936993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098297/manifest.json
observed eb790c654071a7b525175b507e82e9b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:29.916698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098297/publication.md
observed c5f64000e5d9f3a0336010a785786dfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:29.898484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098297/publication.txt
observed d9ff8549afd6cfaa980cbf2fe7482da7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.